| Hundreds | Tens | Ones | Tenths | Hundredths | Thousandths | ||
|---|---|---|---|---|---|---|---|
| 315.178 | 3 | 1 | 5 | . | 1 | 7 | 8 |
Expanded Form of 315.178:
315.178 = (3 * 102) + (1 * 101) + (5 * 100) + (1 * 1/101) + (7 * 1/102) + (8 * 1/103)
315.178 = (3 * 100) + (1 * 10) + (5 * 1) + (1 * 1/10) + (7 * 1/100) + (8 * 1/1,000)
315.178 = 300 + 10 + 5 + 1/10 + 7/100 + 8/1,000
315.178 = 300 + 10 + 5 + 0.1 + 0.07 + 0.008
